Illinois — 1940 presidential election
Recent presidential results
Akashicstate1940 presidential electionIllinois · PresidentRooseveltD+2.4
How it voted
Share of the 1940 vote
| Franklin D. Roosevelt ✓Democratic | 51.0% | 2,149,934 |
|---|---|---|
| Wendell WillkieRepublican | 48.5% | 2,047,240 |
| OtherAll other candidates | 0.5% | 20,761 |
1940presidential margin
D+60R+60
102 counties, each filled by 1940 D-vs-R margin. Hover any county for its result.
Illinois cast 29 electoral votes this cycle.
County-level results (102 counties) — table
| County | Winner | Margin |
|---|---|---|
| Adams County, IL | Republican | R+3.1 |
| Alexander County, IL | Democratic | D+2.5 |
| Bond County, IL | Republican | R+16.6 |
| Boone County, IL | Republican | R+47.0 |
| Brown County, IL | Democratic | D+8.1 |
| Bureau County, IL | Republican | R+23.1 |
| Calhoun County, IL | Republican | R+21.4 |
| Carroll County, IL | Republican | R+28.0 |
| Cass County, IL | Democratic | D+3.9 |
| Champaign County, IL | Republican | R+7.2 |
| Christian County, IL | Democratic | D+5.5 |
| Clark County, IL | Republican | R+10.8 |
| Clay County, IL | Republican | R+2.5 |
| Clinton County, IL | Republican | R+24.7 |
| Coles County, IL | Democratic | D+4.0 |
| Cook County, IL | Democratic | D+10.9 |
| Crawford County, IL | Republican | R+10.4 |
| Cumberland County, IL | Republican | R+3.7 |
| De Witt County, IL | Republican | R+4.0 |
| DeKalb County, IL | Republican | R+28.4 |
| Douglas County, IL | Republican | R+9.4 |
| DuPage County, IL | Republican | R+36.3 |
| Edgar County, IL | Republican | R+8.6 |
| Edwards County, IL | Republican | R+30.7 |
| Effingham County, IL | Democratic | D+0.4 |
| Fayette County, IL | Republican | R+1.3 |
| Ford County, IL | Republican | R+30.6 |
| Franklin County, IL | Democratic | D+9.0 |
| Fulton County, IL | Republican | R+2.4 |
| Gallatin County, IL | Democratic | D+11.9 |
| Greene County, IL | Democratic | D+10.8 |
| Grundy County, IL | Republican | R+23.2 |
| Hamilton County, IL | Republican | R+4.1 |
| Hancock County, IL | Republican | R+15.2 |
| Hardin County, IL | Republican | R+8.3 |
| Henderson County, IL | Republican | R+24.4 |
| Henry County, IL | Republican | R+17.5 |
| Iroquois County, IL | Republican | R+22.0 |
| Jackson County, IL | Republican | R+11.0 |
| Jasper County, IL | Republican | R+5.0 |
| Jefferson County, IL | Democratic | D+11.1 |
| Jersey County, IL | Republican | R+3.5 |
| Jo Daviess County, IL | Republican | R+30.6 |
| Johnson County, IL | Republican | R+25.8 |
| Kane County, IL | Republican | R+24.0 |
| Kankakee County, IL | Republican | R+7.6 |
| Kendall County, IL | Republican | R+35.9 |
| Knox County, IL | Republican | R+16.1 |
| Lake County, IL | Republican | R+20.9 |
| LaSalle County, IL | Democratic | D+8.0 |
| Lawrence County, IL | Republican | R+3.7 |
| Lee County, IL | Republican | R+30.2 |
| Livingston County, IL | Republican | R+28.5 |
| Logan County, IL | Republican | R+13.8 |
| Macon County, IL | Democratic | D+15.9 |
| Macoupin County, IL | Democratic | D+4.9 |
| Madison County, IL | Democratic | D+18.9 |
| Marion County, IL | Democratic | D+13.7 |
| Marshall County, IL | Republican | R+15.0 |
| Mason County, IL | Republican | R+1.4 |
| Massac County, IL | Republican | R+25.2 |
| McDonough County, IL | Republican | R+28.0 |
| McHenry County, IL | Republican | R+45.2 |
| McLean County, IL | Republican | R+9.6 |
| Menard County, IL | Republican | R+9.9 |
| Mercer County, IL | Republican | R+24.6 |
| Monroe County, IL | Republican | R+25.4 |
| Montgomery County, IL | Republican | R+4.1 |
| Morgan County, IL | Republican | R+5.5 |
| Moultrie County, IL | Democratic | D+0.8 |
| Ogle County, IL | Republican | R+41.8 |
| Peoria County, IL | Democratic | D+9.2 |
| Perry County, IL | Republican | R+5.1 |
| Piatt County, IL | Republican | R+12.3 |
| Pike County, IL | Democratic | D+7.3 |
| Pope County, IL | Republican | R+31.9 |
| Pulaski County, IL | Republican | R+14.0 |
| Putnam County, IL | Republican | R+19.5 |
| Randolph County, IL | Republican | R+8.9 |
| Richland County, IL | Republican | R+7.3 |
| Rock Island County, IL | Democratic | D+15.7 |
| Saline County, IL | Democratic | D+0.6 |
| Sangamon County, IL | Republican | R+5.2 |
| Schuyler County, IL | Democratic | D+1.3 |
| Scott County, IL | Republican | R+1.8 |
| Shelby County, IL | Democratic | D+3.0 |
| St. Clair County, IL | Democratic | D+19.5 |
| Stark County, IL | Republican | R+30.1 |
| Stephenson County, IL | Republican | R+22.3 |
| Tazewell County, IL | Democratic | D+17.3 |
| Union County, IL | Democratic | D+8.2 |
| Vermilion County, IL | Republican | R+0.4 |
| Wabash County, IL | Democratic | D+6.6 |
| Warren County, IL | Republican | R+22.9 |
| Washington County, IL | Republican | R+24.1 |
| Wayne County, IL | Republican | R+8.1 |
| White County, IL | Democratic | D+3.9 |
| Whiteside County, IL | Republican | R+36.1 |
| Will County, IL | Republican | R+4.6 |
| Williamson County, IL | Democratic | D+0.7 |
| Winnebago County, IL | Republican | R+4.4 |
| Woodford County, IL | Republican | R+20.7 |
Illinois results by county
102 counties. Third-party and independent votes are reported by the county source as one combined figure; every named candidate is listed in the complete result below.
| Led by | |||||
|---|---|---|---|---|---|
| Adams County | Wendell Willkie+1,119 | 17,36147.8% | 18,48050.9% | 4921.4% | 36,333 |
| Alexander County | Franklin D. Roosevelt+331 | 6,59150.7% | 6,26048.2% | 1371.1% | 12,988 |
| Bond County | Wendell Willkie+1,378 | 3,37640.7% | 4,75457.4% | 1551.9% | 8,285 |
| Boone County | Wendell Willkie+4,053 | 2,27726.4% | 6,33073.3% | 250.3% | 8,632 |
| Brown County | Franklin D. Roosevelt+377 | 2,47853.3% | 2,10145.2% | 691.5% | 4,648 |
| Bureau County | Wendell Willkie+4,984 | 8,27438.3% | 13,25861.4% | 750.3% | 21,607 |
| Calhoun County | Wendell Willkie+891 | 1,62539.1% | 2,51660.5% | 170.4% | 4,158 |
| Carroll County | Wendell Willkie+2,806 | 3,59235.9% | 6,39863.9% | 230.2% | 10,013 |
| Cass County | Franklin D. Roosevelt+364 | 4,85451.6% | 4,49047.7% | 720.8% | 9,416 |
| Champaign County | Wendell Willkie+2,751 | 17,56346.0% | 20,31453.3% | 2670.7% | 38,144 |
| Christian County | Franklin D. Roosevelt+1,202 | 11,45752.4% | 10,25546.9% | 1500.7% | 21,862 |
| Clark County | Wendell Willkie+1,169 | 4,80744.4% | 5,97655.1% | 530.5% | 10,836 |
| Clay County | Wendell Willkie+251 | 4,93448.3% | 5,18550.7% | 1031.0% | 10,222 |
| Clinton County | Wendell Willkie+3,024 | 4,55837.3% | 7,58262.0% | 900.7% | 12,230 |
| Coles County | Franklin D. Roosevelt+881 | 11,40951.8% | 10,52847.8% | 770.3% | 22,014 |
| Cook County | Franklin D. Roosevelt+229,687 | 1,168,14155.2% | 938,45444.4% | 8,2120.4% | 2,114,807 |
| Crawford County | Wendell Willkie+1,333 | 5,70344.5% | 7,03654.9% | 660.5% | 12,805 |
| Cumberland County | Wendell Willkie+239 | 3,09147.9% | 3,33051.6% | 300.5% | 6,451 |
| De Witt County | Wendell Willkie+425 | 5,05247.8% | 5,47751.8% | 450.4% | 10,574 |
| DeKalb County | Wendell Willkie+5,588 | 6,98935.5% | 12,57763.9% | 1020.5% | 19,668 |
| Douglas County | Wendell Willkie+938 | 4,51345.0% | 5,45154.3% | 670.7% | 10,031 |
| DuPage County | Wendell Willkie+21,823 | 18,92331.5% | 40,74667.9% | 3800.6% | 60,049 |
| Edgar County | Wendell Willkie+1,272 | 6,71345.4% | 7,98554.0% | 820.6% | 14,780 |
| Edwards County | Wendell Willkie+1,591 | 1,77034.2% | 3,36164.9% | 511.0% | 5,182 |
| Effingham County | Franklin D. Roosevelt+47 | 5,98849.9% | 5,94149.5% | 770.6% | 12,006 |
| Fayette County | Wendell Willkie+200 | 7,28648.9% | 7,48650.2% | 1431.0% | 14,915 |
| Ford County | Wendell Willkie+2,708 | 3,06234.6% | 5,77065.1% | 300.3% | 8,862 |
| Franklin County | Franklin D. Roosevelt+2,587 | 15,52354.2% | 12,93645.1% | 2010.7% | 28,660 |
| Fulton County | Wendell Willkie+618 | 12,19848.4% | 12,81650.8% | 2140.8% | 25,228 |
| Gallatin County | Franklin D. Roosevelt+705 | 3,29355.5% | 2,58843.6% | 480.8% | 5,929 |
| Greene County | Franklin D. Roosevelt+1,175 | 6,01555.1% | 4,84044.3% | 700.6% | 10,925 |
| Grundy County | Wendell Willkie+2,488 | 4,10538.2% | 6,59361.4% | 430.4% | 10,741 |
| Hamilton County | Wendell Willkie+314 | 3,69147.6% | 4,00551.7% | 520.7% | 7,748 |
| Hancock County | Wendell Willkie+2,420 | 6,68841.9% | 9,10857.1% | 1651.0% | 15,961 |
| Hardin County | Wendell Willkie+359 | 1,97445.6% | 2,33353.8% | 260.6% | 4,333 |
| Henderson County | Wendell Willkie+1,287 | 1,97737.4% | 3,26461.8% | 400.8% | 5,281 |
| Henry County | Wendell Willkie+4,490 | 10,48140.9% | 14,97158.4% | 1960.8% | 25,648 |
| Iroquois County | Wendell Willkie+4,011 | 7,03638.7% | 11,04760.7% | 1080.6% | 18,191 |
| Jackson County | Wendell Willkie+2,380 | 9,60044.2% | 11,98055.2% | 1280.6% | 21,708 |
| Jasper County | Wendell Willkie+393 | 3,68947.2% | 4,08252.2% | 440.6% | 7,815 |
| Jefferson County | Franklin D. Roosevelt+2,195 | 10,88755.2% | 8,69244.1% | 1360.7% | 19,715 |
| Jersey County | Wendell Willkie+266 | 3,69248.0% | 3,95851.4% | 440.6% | 7,694 |
| Jo Daviess County | Wendell Willkie+3,421 | 3,86434.5% | 7,28565.1% | 430.4% | 11,192 |
| Johnson County | Wendell Willkie+1,573 | 2,25437.0% | 3,82762.8% | 130.2% | 6,094 |
| Kane County | Wendell Willkie+16,273 | 25,67637.8% | 41,94961.8% | 2890.4% | 67,914 |
| Kankakee County | Wendell Willkie+2,282 | 13,71646.0% | 15,99853.6% | 1240.4% | 29,838 |
| Kendall County | Wendell Willkie+2,222 | 1,97831.9% | 4,20067.8% | 180.3% | 6,196 |
| Knox County | Wendell Willkie+4,862 | 12,59741.7% | 17,45957.8% | 1680.6% | 30,224 |
| Lake County | Wendell Willkie+13,277 | 24,96539.3% | 38,24260.3% | 2540.4% | 63,461 |
| LaSalle County | Franklin D. Roosevelt+4,408 | 29,70453.6% | 25,29645.7% | 3990.7% | 55,399 |
| Lawrence County | Wendell Willkie+436 | 5,62547.5% | 6,06151.2% | 1471.2% | 11,833 |
| Lee County | Wendell Willkie+5,223 | 6,00534.7% | 11,22865.0% | 520.3% | 17,285 |
| Livingston County | Wendell Willkie+6,187 | 7,72235.6% | 13,90964.1% | 550.3% | 21,686 |
| Logan County | Wendell Willkie+2,176 | 6,75342.9% | 8,92956.8% | 430.3% | 15,725 |
| Macon County | Franklin D. Roosevelt+7,591 | 27,58957.6% | 19,99841.8% | 2770.6% | 47,864 |
| Macoupin County | Franklin D. Roosevelt+1,356 | 14,35652.0% | 13,00047.1% | 2540.9% | 27,610 |
| Madison County | Franklin D. Roosevelt+14,358 | 44,80359.0% | 30,44540.1% | 6810.9% | 75,929 |
| Marion County | Franklin D. Roosevelt+3,346 | 13,80756.4% | 10,46142.7% | 2080.8% | 24,476 |
| Marshall County | Wendell Willkie+1,184 | 3,34342.3% | 4,52757.2% | 400.5% | 7,910 |
| Mason County | Wendell Willkie+125 | 4,41649.1% | 4,54150.5% | 410.5% | 8,998 |
| Massac County | Wendell Willkie+1,909 | 2,81337.1% | 4,72262.3% | 390.5% | 7,574 |
| McDonough County | Wendell Willkie+4,543 | 5,78335.7% | 10,32663.7% | 1080.7% | 16,217 |
| McHenry County | Wendell Willkie+10,310 | 6,17027.1% | 16,48072.3% | 1450.6% | 22,795 |
| McLean County | Wendell Willkie+3,841 | 18,02444.9% | 21,86554.4% | 2770.7% | 40,166 |
| Menard County | Wendell Willkie+637 | 2,89444.8% | 3,53154.7% | 330.5% | 6,458 |
| Mercer County | Wendell Willkie+2,506 | 3,83037.5% | 6,33662.1% | 380.4% | 10,204 |
| Monroe County | Wendell Willkie+1,928 | 2,82637.2% | 4,75462.5% | 220.3% | 7,602 |
| Montgomery County | Wendell Willkie+843 | 9,65447.5% | 10,49751.6% | 1740.9% | 20,325 |
| Morgan County | Wendell Willkie+1,055 | 9,08247.1% | 10,13752.6% | 640.3% | 19,283 |
| Moultrie County | Franklin D. Roosevelt+60 | 3,69650.1% | 3,63649.3% | 410.6% | 7,373 |
| Ogle County | Wendell Willkie+7,005 | 4,83328.9% | 11,83870.7% | 710.4% | 16,742 |
| Peoria County | Franklin D. Roosevelt+7,098 | 42,00954.4% | 34,91145.2% | 3010.4% | 77,221 |
| Perry County | Wendell Willkie+704 | 6,53947.3% | 7,24352.3% | 550.4% | 13,837 |
| Piatt County | Wendell Willkie+1,000 | 3,56443.7% | 4,56455.9% | 310.4% | 8,159 |
| Pike County | Franklin D. Roosevelt+1,057 | 7,67653.2% | 6,61945.8% | 1461.0% | 14,441 |
| Pope County | Wendell Willkie+1,415 | 1,49933.8% | 2,91465.8% | 170.4% | 4,430 |
| Pulaski County | Wendell Willkie+1,133 | 3,45642.7% | 4,58956.8% | 400.5% | 8,085 |
| Putnam County | Wendell Willkie+583 | 1,19540.0% | 1,77859.6% | 120.4% | 2,985 |
| Randolph County | Wendell Willkie+1,531 | 7,80245.3% | 9,33354.2% | 800.5% | 17,215 |
| Richland County | Wendell Willkie+687 | 4,33545.9% | 5,02253.2% | 890.9% | 9,446 |
| Rock Island County | Franklin D. Roosevelt+9,611 | 35,24057.7% | 25,62941.9% | 2320.4% | 61,101 |
| Saline County | Franklin D. Roosevelt+125 | 10,69250.0% | 10,56749.4% | 1180.6% | 21,377 |
| Sangamon County | Wendell Willkie+3,521 | 31,94347.2% | 35,46452.4% | 2210.3% | 67,628 |
| Schuyler County | Franklin D. Roosevelt+86 | 3,40450.0% | 3,31848.8% | 811.2% | 6,803 |
| Scott County | Wendell Willkie+93 | 2,49248.9% | 2,58550.7% | 220.4% | 5,099 |
| Shelby County | Franklin D. Roosevelt+454 | 7,70450.7% | 7,25047.7% | 2431.6% | 15,197 |
| St. Clair County | Franklin D. Roosevelt+17,484 | 53,48259.5% | 35,99840.0% | 4110.5% | 89,891 |
| Stark County | Wendell Willkie+1,575 | 1,81834.8% | 3,39364.9% | 140.3% | 5,225 |
| Stephenson County | Wendell Willkie+5,129 | 8,91138.7% | 14,04060.9% | 940.4% | 23,045 |
| Tazewell County | Franklin D. Roosevelt+5,205 | 17,62458.4% | 12,41941.2% | 1160.4% | 30,159 |
| Union County | Franklin D. Roosevelt+889 | 5,80453.7% | 4,91545.5% | 810.8% | 10,800 |
| Vermilion County | Wendell Willkie+168 | 22,89149.5% | 23,05949.9% | 2920.6% | 46,242 |
| Wabash County | Franklin D. Roosevelt+528 | 4,18752.6% | 3,65945.9% | 1191.5% | 7,965 |
| Warren County | Wendell Willkie+2,912 | 4,87838.3% | 7,79061.2% | 670.5% | 12,735 |
| Washington County | Wendell Willkie+2,222 | 3,47937.7% | 5,70161.8% | 420.5% | 9,222 |
| Wayne County | Wendell Willkie+987 | 5,56945.7% | 6,55653.8% | 670.5% | 12,192 |
| White County | Franklin D. Roosevelt+450 | 5,90951.4% | 5,45947.5% | 1251.1% | 11,493 |
| Whiteside County | Wendell Willkie+8,396 | 7,35631.6% | 15,75267.8% | 1340.6% | 23,242 |
| Will County | Wendell Willkie+2,849 | 29,44247.5% | 32,29152.1% | 2130.3% | 61,946 |
| Williamson County | Franklin D. Roosevelt+212 | 14,64550.1% | 14,43349.4% | 1390.5% | 29,217 |
| Winnebago County | Wendell Willkie+2,622 | 28,06147.5% | 30,68351.9% | 3830.6% | 59,127 |
| Woodford County | Wendell Willkie+2,261 | 4,31439.4% | 6,57560.1% | 530.5% | 10,942 |
Nominees: Franklin D. Roosevelt (D) · Wendell Willkie (R)
Illinois's presidential margins
1892–2024, the 1940 contest in context
| Year | Margin (D minus R) |
|---|---|
| 1892 | +3.1% |
| 1896 | −13.0% |
| 1900 | −8.4% |
| 1904 | −28.3% |
| 1908 | −15.5% |
| 1912 | +13.2% |
| 1916 | −9.2% |
| 1920 | −42.3% |
| 1924 | −35.5% |
| 1928 | −14.7% |
| 1932 | +13.2% |
| 1936 | +18.0% |
| 1940 | +2.4% |
| 1944 | +3.5% |
| 1948 | +0.8% |
| 1952 | −9.9% |
| 1956 | −19.2% |
| 1960 | +0.2% |
| 1964 | +18.9% |
| 1968 | −2.9% |
| 1972 | −18.5% |
| 1976 | −2.0% |
| 1980 | −7.9% |
| 1984 | −12.9% |
| 1988 | −2.1% |
| 1992 | +14.2% |
| 1996 | +17.5% |
| 2000 | +12.0% |
| 2004 | +10.3% |
| 2008 | +25.1% |
| 2012 | +16.8% |
| 2016 | +16.9% |
| 2020 | +16.9% |
| 2024 | +10.9% |
Source. Compiled historical county records — 1940 presidential returns · official county-level results. Real returns — nothing estimated.